Confound these fandoms, they drive people to awesome!
Anyways, I have recently finished the third season of Doctor Who, and noticed the Perception Filter Key uses an 8 pin IC.
(Read more after the break)
I definitely wanted to use the key itself as a conductor, and planned to solder some leads to it to secure this assembly to the key. Since there were 2 powered pins on the 555 timer as compared to only 1 ground pin, I decided to use the key itself for power (positive), and a separate wire for the ground (negative).
One issue with this design was that I was unable to find 10nf disk capacitors. I made a few modifications to use slightly larger mylar capacitors instead: